Name: CiCADA Saxotum (official) | 라이몽 (korean)

CPU: Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz (4cores) — Product info

Memory: 8G

Storages — Storage in details

• 240G — /home/www-data partition — backup point
• 2.0T — /home/web-data partition
• 500G — ~/storage partition
• 500G — ~/repository partition

Updated: 2026-07-06 15:51:13

🟢 <50% 🟡 50-74% 🟠 75-89% 🔴 90%+

— Júne's home network

• Wired (CiCADA-enx001)

Web publishing and web resources including WebDAV

• System Upgrade Ubuntu 24.04 noble numbat _{— Updated on 2025/02/27 03:48}
• Attach Ubuntu Pro subscription _{— Updated on 2024/05/21 17:41}

Symptom: Error The following signatures were invalid shows during updating. This problem has something to do with expired keys or not updated keyrings

Solution:

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys [key]

where [key] is shown in error line.